And the different damage state of a platform structure can be defined as the reparable damage state and the failure state.(5) The concept of structural seismic safety margin coefficient is proposed.是什么意思_And the different damage state of a platform structure can be defined as the reparable damage state and the failure state.(5) The concept of structural seismic safety margin coefficient is proposed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句